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package com.filter;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author NguyenVan
 */
public class EventDetailsFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void destroy() {

    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response,FilterChain chain)throws IOException, ServletException {
        System.out.println("=============================>");
        HttpServletResponse res = (HttpServletResponse) response;
        HttpServletRequest req = (HttpServletRequest) request;
        HttpSession session = ((HttpServletRequest) req).getSession();
        int id = Integer.parseInt(req.getParameter("eventId"));
        session.setAttribute("eventId", id);

        res.sendRedirect(req.getServletContext().getContextPath() + "/EventDetails.xhtml");

        System.out.println("=============================kq>" + id);

    }

}
